1120211031231 has 16 divisors (see below), whose sum is σ = 1757193775200. Its totient is φ = 702877509504.

The previous prime is 1120211031223. The next prime is 1120211031239. The reversal of 1120211031231 is 1321301120211.

1120211031231 is a `hidden beast` number, since 11 + 202 + 110 + 312 + 31 = 666.

It is an interprime number because it is at equal distance from previous prime (1120211031223) and next prime (1120211031239).

It is not a de Polignac number, because 1120211031231 - 2³ = 1120211031223 is a prime.

It is a super-2 number, since 2×1120211031231² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120211031239) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1220272996 + ... + 1220273913.

It is an arithmetic number, because the mean of its divisors is an integer number (109824610950).

Almost surely, 2^{1120211031231} is an apocalyptic number.

1120211031231 is a deficient number, since it is larger than the sum of its proper divisors (636982743969).

1120211031231 is a wasteful number, since it uses less digits than its factorization.

1120211031231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2440546935 (or 2440546929 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1120211031231 its reverse (1321301120211), we get a palindrome (2441512151442).

The spelling of 1120211031231 in words is "one trillion, one hundred twenty billion, two hundred eleven million, thirty-one thousand, two hundred thirty-one".